package com.atguigu.gulimali.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;

/**
 *  集中处理所有异常
 */
@Slf4j
//@ResponseBody
//@ControllerAdvice(basePackages = "com.atguigu.gulimali.product.controller")
@RestControllerAdvice(basePackages = "com.atguigu.gulimali.product.controller")
public class GulimaliExceptionControllerAdvice {


    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public  R handleVaildException(MethodArgumentNotValidException e){

        log.error("数据校验出现问题{},异常类型{}",e.getMessage(),e.getClass());
        BindingResult bindingResult=e.getBindingResult();

        Map<String,String> errorMap=new HashMap<>();

        bindingResult.getFieldErrors().forEach((fieldError)->{

          errorMap.put(fieldError.getField(),fieldError.getDefaultMessage());

        });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误:",throwable);
      return  R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }
}
